Flow price: --
f5066c84f2050da98dd2cd108f20012c72a2f0d2cf6f03fbd9507f2fff0b4bac

Transaction

Hash: f5066c84f2050da98dd2cd108f20012c72a2f0d2cf6f03fbd9507f2fff0b4bac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> f5066c84f2050da98dd2cd108f20012c72a2f0d2cf6f03fbd9507f2fff0b4bac:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
f5066c84f2050da98dd2cd108f20012c72a2f0d2cf6f03fbd9507f2fff0b4bac
Status:
ERROR
Block height:
41145693
Block id:
b9a25acaca6aa5f18f729f6ab94204f6cbed321e95e82671f3d76714e094b7c3
Timestamp:
Friday 18 November 2022 at 20:16:47 UTC
()
Proposer:
Authorizers:
Gas used:
26